--- src/lib/cp/cshpar.c.orig	Mon Nov 12 02:26:08 2007
+++ src/lib/cp/cshpar.c	Mon Nov 12 02:30:46 2007
@@ -6,6 +6,7 @@
 /*
  * The main entry point for cshpar.
  */
+#include <unistd.h>
 
 #include "spice.h"
 #include "misc.h"